CN103419294A - Novel millstone extruder used for blending trace amount of materials - Google Patents
Novel millstone extruder used for blending trace amount of materials Download PDFInfo
- Publication number
- CN103419294A CN103419294A CN2013104027827A CN201310402782A CN103419294A CN 103419294 A CN103419294 A CN 103419294A CN 2013104027827 A CN2013104027827 A CN 2013104027827A CN 201310402782 A CN201310402782 A CN 201310402782A CN 103419294 A CN103419294 A CN 103419294A
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- Prior art keywords
- millstones
- grinding disc
- extruder
- movable
- novel
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/50—Details of extruders
- B29C48/68—Barrels or cylinders
- B29C48/685—Barrels or cylinders characterised by their inner surfaces, e.g. having grooves, projections or threads
- B29C48/686—Barrels or cylinders characterised by their inner surfaces, e.g. having grooves, projections or threads having grooves or cavities
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/47—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using discs, e.g. plasticising the moulding material by passing it between a fixed and a rotating disc that are coaxially arranged
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/92—Measuring, controlling or regulating
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The invention discloses a novel millstone extruder used for blending a trace amount of materials. The novel millstone extruder mainly comprises an extrusion system, a transmission system, a temperature system and a receiving system, wherein the extrusion system is mainly composed of a feeder, a driving shaft, threaded blocks, a machine barrel, movable millstones and fixed millstones. The movable millstones are connected with a motor of the transmission system through a speed reducer, the fixed millstones are fixed to the machine barrel in a welded mode, therefore, the movable millstones and the fixed millstones rotate relative to each other to generate high shear force, and protruding edges on the surfaces of the fixed millstones form a mixing system of the movable millstones and the fixed millstones. The movable millstones and the threaded blocks are installed alternately, the materials are conveyed through spiral grooves formed in the side faces of the movable millstones, and therefore the materials can be mixed repeatedly. The novel millstone extruder used for blending the trace amount of the materials applies the principle of efficient shear blending of the millstones and is suitable for blending the trace amount of the materials efficiently and highly evenly.
Description
Technical field
The present invention relates to a kind of extruder of the Novel grinding disc for the trace material blend, belong to the Process Technology of Polymer mechanical field.
Background technology
Traditional macromolecule material mixing apparatus mainly contains several basic equipment forms such as high-speed stirring mixer, opening rubber mixing machine, banbury and screw-type extruder, and wherein most widely used is the screw-type extruder kind equipment.Disc extruder is as a kind of new mixing equipment, it can produce the unmanageable special macromolecular material of general kneading device and high filled composite materials, this is main relevant with the main mixing elements-mill of abrasive disk type extruder, can be by regulating abrasive disk space, change the mill combination, change the processing request that mill quantity meets different material.Disc extruder has very large advantage on efficiency with respect to screw extruder, and mill has very strong automatically cleaning ability, in rubber industry, is widely used in recent years.Utilization in the trace material blend has more embodied the advantage of disc extruder.
Along with scientific and technological develop rapidly, for kind, the performance of macromolecule material, have higher requirement.In many places such as laboratories, all require trace material is mixed, tests, analyzes, because some material is very expensive, the waste of small part is all unacceptable, so require higher for the working (machining) efficiency of some material.The equipment that 10 grams or trace material are still less carried out to efficient blend is not yet arranged at present.
Summary of the invention
The present invention proposes a kind of extruder of the Novel grinding disc for the trace material blend, can evenly mix for the efficient of micro-macromolecule material.The present invention has compared two advantages with traditional kneading device: one, adopt the single shaft transmission, and Moving plate is connected with driving shaft, and price fixing directly is fixed on machine barrel by welding, and simple in structure, size is little, is applicable to the blend of trace material; Two, threaded block is installed in transportation section, is beneficial to the conveying of material, and movable grinding disc and alternately installation of threaded block, improves melting efficiency.
The present invention proposes a kind of extruder of the Novel grinding disc for the trace material blend, it mainly comprises extrusion system, transmission system, temperature control system and receiving system.Extrusion system is realized the mixing of material, and transmission system provides power, temperature control system control procedure temperature, and receiving system realizes that material receives post processing.Extrusion system mainly is comprised of feeder, driving shaft, threaded block, machine barrel, movable grinding disc and fixed millstone; Feeder is the charging basket that shaking device is installed, and can prevent the material arch formation, and barrel adopts screw to be connected with machine barrel, and is the side direction charging; Driving shaft is connected by shaft coupling with electric machine main shaft, under the driving of motor, rotate, on driving shaft, movable grinding disc and threaded block are alternately installed, realize repeatedly mixing and continuous conveying of material, and the two all is connected with driving shaft by spline, wherein by the shaft shoulder and alignment pin location, by threaded block locate respectively by movable grinding disc for threaded block.Being designed with fin and fin on the movable grinding disc surface has an angle with respect to radial direction, and this can allow in the mixing gap that rotates into movable grinding disc and fixed millstone of material along with movable grinding disc, forms the mixing system of movable grinding disc and fixed millstone; There is screw channel the movable grinding disc side, can realize the downward conveying of material; Fixed millstone and machine barrel are by being welded and fixed.Fan-shaped or cosmos or mortar order shape boss are arranged on the upper and lower end face of fixed millstone, the logarithm of east mill and fixed millstone is no less than 1, the upper surface that wherein is positioned at the fixed millstone of machine barrel upper end is shiny surface, there is boss lower surface, the both ends of the surface of two other fixed millstone all have boss, from top to bottom, the radial clearance of fixed millstone and driving shaft is constantly dwindled.Machine barrel is vertical dissection type, is conducive to install processing.Assemble sequence is for first installing the part on driving shaft successively, and then take the position that machine barrel and first fixed millstone shiny surface fit is benchmark, and the driving shaft assembled is radially embedded in machine barrel, then install machine barrel other half.Transmission system mainly is comprised of motor, shaft coupling, axle.Temperature control system mainly is comprised of heating collar and thermocouple, and heating collar is arranged on the machine barrel outer wall, to add thermal material; Thermocouple is measured temperature feedback in real time.Receiving system mainly is comprised of the roller rolling device, upper support seat and lower support seat are connected by screw, motor drives driving gear and the rotation of rear roller, driving gear drives the driven gear rotation, thereby drive the preliminary roller rotation, because two rollers adopt same motor and gear drive, the rotating speed of two rollers is identical.The length of roller is not less than material and falls place's machine barrel internal diameter, and all extruding is in flakes to realize material after mixing.
The present invention proposes a kind of extruder of the Novel grinding disc for the trace material blend.Main feature is that equipment size is little, and efficiency is high, mixing abundant, is applicable to the blend of trace material.
The accompanying drawing explanation
A kind of extruder of the Novel grinding disc for the trace material blend of Fig. 1 the present invention schematic diagram.
Fig. 2 receiving system schematic diagram of the present invention.
Fig. 3 movable grinding disc end face of the present invention front view.
Fig. 4 fixed millstone end face of the present invention front view.
Fig. 5 movable grinding disc graphics of the present invention.
Fig. 6 fixed millstone graphics of the present invention.
Fig. 7 threaded block schematic diagram of the present invention.
Fig. 8 driving shaft schematic diagram of the present invention.
Fig. 9 threaded block A-A of the present invention cutaway view.
Figure 10 threaded block B-B of the present invention cutaway view.
Figure 11 driving shaft C-C of the present invention cutaway view.
In figure: 1-motor a, 2-machine barrel, 3-shaft coupling, 4-driving shaft, the 5-threaded block, 6-fixed millstone, 7-movable grinding disc, 8-pin, the 9-screw, 10-heating collar, 11-thermocouple, 12-shaking device, the 13-barrel, 14-lower support seat, 15-driving gear, 16 motor b, the 17-sleeve, 18-circlip, 19-driven gear, the 20-upper support seat, 21-preliminary roller, roller after 22-.
The specific embodiment
Below the present invention is further elaborated.
The present invention proposes a kind of extruder of the Novel grinding disc for the trace material blend, it mainly comprises extrusion system, transmission system, temperature control system and receiving system.As shown in Figure 1, after material adds feeding cylinder (13), under the effect of shaking device (12), material enters in machine barrel (2) smoothly.At first, material is introduced into the one section threaded block (5) be connected by spline with driving shaft (4), driving shaft (4) and motor a(1) by shaft coupling (3), be connected, thereby driving shaft (4) rotation, driving shaft (4) drives threaded block (5) rotation simultaneously, and material is constantly carried downwards under self gravitation and the stupefied rotation impetus of spiral shell, because threaded block (5) and machine barrel (2) gap are very little, can prevent that material from overflowing, simultaneously preliminary mixed material.Material is constantly carried downwards with threaded block (5), what install successively from top to bottom is fixed millstone (6), movable grinding disc (7) and threaded block (5), fixed millstone (6) constantly reduces with the radial clearance of driving shaft (4), movable grinding disc (7) also is connected by spline with driving shaft (4), thereby constantly rotation of movable grinding disc (7), fixed millstone (6) and machine barrel (2) are by being welded and fixed, thereby movable grinding disc (7) rotation relative to fixed millstone (6), as Fig. 3 and as shown in Figure 5 the fin of movable grinding disc (7) with respect to radial direction, an angle is arranged, this can allow in the mixing gap that rotates into movable grinding disc (7) and fixed millstone (6) of material along with movable grinding disc (7), mixed.Movable grinding disc in the present embodiment (7) is alternately installed with threaded block (5), 3 threaded blocks (5) and 2 movable grinding discs (7) are arranged, the threaded block of lower end (5) positions on driving shaft (4) by pin (8), the threaded block of upper end (5) is by driving shaft (4) shaft shoulder location, and movable grinding disc (7) positions under the effect of threaded block (5).There is screw channel the side of movable grinding disc (7), as shown in Figure 5.Material enters lower a pair of mill by the side screw channel of movable grinding disc (7), realizes that secondary is mixing.Fully mixing material, enter receiving system from outlet.Receiving system as shown in Figure 2, mainly is comprised of measure-alike preliminary roller (21) and rear roller (22).Motor b(16), by gear drive, drive two rollers to rotate with rotating speed.Material, by the roller pressurizing unit, is squeezed into sheet material standby.Machine barrel (2) outer wall is equipped with heating collar (10), realizes the heating and melting to material, and temperature measuring equipment adopts thermocouple (11), realizes the real-time monitoring to whole process temperature.
Claims (6)
1. the extruder of the Novel grinding disc for the trace material blend, it is characterized in that, it mainly comprises extrusion system, transmission system, temperature control system and receiving system, and wherein extrusion system mainly is comprised of feeder, driving shaft, threaded block, machine barrel, movable grinding disc and static cutting disk; Transmission system is comprised of motor and shaft coupling; Temperature control system is comprised of heating collar and thermocouple; Receiving system mainly is comprised of the roller rolling device.
2. a kind of extruder of the Novel grinding disc for the trace material blend according to claim 1, is characterized in that, adopts the single shaft transmission, and Moving plate is connected with driving shaft, and price fixing is fixed on machine barrel by welding directly.
3. a kind of extruder of the Novel grinding disc for the trace material blend according to claim 1, is characterized in that, on the movable grinding disc surface, has fin and fin, with respect to radial direction, an angle is arranged.
4. a kind of extruder of the Novel grinding disc for the trace material blend according to claim 1, is characterized in that, there is screw channel the movable grinding disc side.
5. a kind of extruder of the Novel grinding disc for the trace material blend according to claim 1, is characterized in that, movable grinding disc and threaded block are alternately installed.
6. a kind of extruder of the Novel grinding disc for the trace material blend according to claim 1, is characterized in that, from top to bottom, the radial clearance of fixed millstone and driving shaft constantly reduces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013104027827A CN103419294A (en) | 2013-09-08 | 2013-09-08 | Novel millstone extruder used for blending trace amount of materials |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013104027827A CN103419294A (en) | 2013-09-08 | 2013-09-08 | Novel millstone extruder used for blending trace amount of materials |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103419294A true CN103419294A (en) | 2013-12-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013104027827A Pending CN103419294A (en) | 2013-09-08 | 2013-09-08 | Novel millstone extruder used for blending trace amount of materials |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103934915A (en) * | 2014-04-22 | 2014-07-23 | 张家港市亿利机械有限公司 | Friction granulating device in particle gathering machine |
| CN106584691A (en) * | 2015-10-20 | 2017-04-26 | 北京化工大学 | Abrasive disc type mixer |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101837632A (en) * | 2009-03-20 | 2010-09-22 | 北京化工大学 | Differential type extruder and molding technique thereof |
| CN101890799A (en) * | 2010-07-06 | 2010-11-24 | 湖北工业大学 | Combined impeller abrasive disk type extrusion plasticizing method and device |
| CN203496144U (en) * | 2013-09-08 | 2014-03-26 | 北京化工大学 | Novel abrasive disk extrusion machine for blending trace quantity of materials |
-
2013
- 2013-09-08 CN CN2013104027827A patent/CN103419294A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101837632A (en) * | 2009-03-20 | 2010-09-22 | 北京化工大学 | Differential type extruder and molding technique thereof |
| CN101890799A (en) * | 2010-07-06 | 2010-11-24 | 湖北工业大学 | Combined impeller abrasive disk type extrusion plasticizing method and device |
| CN203496144U (en) * | 2013-09-08 | 2014-03-26 | 北京化工大学 | Novel abrasive disk extrusion machine for blending trace quantity of materials |
Non-Patent Citations (2)
| Title |
|---|
| 杨卫民等: "《塑料挤出加工新技术》", 31 May 2006, 化学工业出版社, article "磨盘挤出机", pages: 338 * |
| 江波等: "新一代串联式磨盘挤出机", 《橡塑技术与装备》, vol. 37, no. 1, 31 January 2011 (2011-01-31), pages 41 - 43 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103934915A (en) * | 2014-04-22 | 2014-07-23 | 张家港市亿利机械有限公司 | Friction granulating device in particle gathering machine |
| CN103934915B (en) * | 2014-04-22 | 2015-12-02 | 张家港市亿利机械有限公司 | Friction prilling granulator in poly-grain machine |
| CN106584691A (en) * | 2015-10-20 | 2017-04-26 | 北京化工大学 | Abrasive disc type mixer |
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Application publication date: 20131204 |